Thanks to a pre-shaped lens and/or reflector the beam provides the most optimal light output and focus.
A miniature bulb in which Krypton gas is used to increase the light output up to 60% more than a standard bulb.
Rubber sealing rings and housing prevent that water causes damage to the flashlight and allow you to use it in all wheather conditions.
A special shock resistant plastic or rubber housing prevents damage to your flashlight caused by shocks.
A special shape in the housing of the lamp makes sure it will not roll away on a sloping surface and thus keeps your flashlight always close at hand.
This strap makes the flashlight easy to carry around and prevents it from falling if it accidentally slips out of your hand.